Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -11.45
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 18.40 -0.375 -6.89
Prot (kg) 9.89 -0.441 -4.37
Fertility Sub Index 12.07
Calving Interval (days) -6.04 -1.459 8.81
Survival (%) 2.92 1.117 3.26
Calving Sub Index 3.56
Gestation Length (days) -3.87 -0.919 3.56
Beef Sub Index 2.78
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 9.10

* Based on an €80/tonne carbon price